fix: add defaultBean qualifier for DynamoDbEnhancedClient synthetic beans

dynamodb-enhanced/deployment/src/main/java/io/quarkus/amazon/dynamodb/enhanced/deployment/DynamodbEnhancedProcessor.java

@@ -137,6 +137,7 @@ void createClientBuilders(
             if (syncClientRuntime != null) {
                 syntheticBean.produce(SyntheticBeanBuildItem
                         .configure(DynamoDbEnhancedClient.class)
+                        .defaultBean()
                         .scope(ApplicationScoped.class)
                         .setRuntimeInit()
                         .createWith(recorder.createDynamoDbEnhancedClient(extensions))
@@ -147,6 +148,7 @@ void createClientBuilders(
             if (asyncClientRuntime != null) {
                 syntheticBean.produce(SyntheticBeanBuildItem
                         .configure(DynamoDbEnhancedAsyncClient.class)
+                        .defaultBean()
                         .scope(ApplicationScoped.class)
                         .setRuntimeInit()
                         .createWith(recorder.createDynamoDbEnhancedAsyncClient(extensions))

dynamodb-enhanced/deployment/src/test/java/io/quarkus/amazon/dynamodb/enhanced/deployment/DynamoDbEnhancedClientAllowOverrideWithProducerTest.java

@@ -0,0 +1,26 @@
+package io.quarkus.amazon.dynamodb.enhanced.deployment;
+
+import jakarta.inject.Inject;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.RegisterExtension;
+
+import io.quarkus.test.QuarkusUnitTest;
+import software.amazon.awssdk.enhanced.dynamodb.DynamoDbEnhancedClient;
+
+public class DynamoDbEnhancedClientAllowOverrideWithProducerTest {
+
+    @Inject
+    DynamoDbEnhancedClient client;
+
+    @RegisterExtension
+    static final QuarkusUnitTest config = new QuarkusUnitTest()
+            .withApplicationRoot((jar) -> jar
+                    .addClass(DynamoDbEnhancedClientProducer.class)
+                    .addAsResource("full-config.properties", "application.properties"));
+
+    @Test
+    public void test() {
+        // should not fail
+    }
+}

dynamodb-enhanced/deployment/src/test/java/io/quarkus/amazon/dynamodb/enhanced/deployment/DynamoDbEnhancedClientProducer.java

@@ -0,0 +1,24 @@
+package io.quarkus.amazon.dynamodb.enhanced.deployment;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.enterprise.inject.Produces;
+
+import software.amazon.awssdk.enhanced.dynamodb.DynamoDbEnhancedClient;
+import software.amazon.awssdk.services.dynamodb.DynamoDbClient;
+
+public class DynamoDbEnhancedClientProducer {
+
+    @Produces
+    @ApplicationScoped
+    public DynamoDbEnhancedClient enhancedClient(DynamoDbClient client) {
+        return DynamoDbEnhancedClient.builder()
+                .dynamoDbClient(client)
+                .build();
+    }
+
+    @Produces
+    @ApplicationScoped
+    public DynamoDbClient client() {
+        return DynamoDbClient.create();
+    }
+}